/**
 * Copyright 2023 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import React from 'react';
import { useEffect, useRef } from 'react'

const useInterval = (callback, delay) => {
    const savedCallback = useRef(null)

    useEffect(() => {
        savedCallback.current = callback
    })

    useEffect(() => {
        const tick = () => {
            if (typeof savedCallback?.current !== 'undefined') {
                savedCallback.current()
            }
        }

        if (delay !== null) {
            const id = setInterval(tick, delay)
            return () => clearInterval(id)
        }

    }, [delay])
}

export default useInterval
